December 17, 2010 8:36 pm Matt Damon “Blown Away” By Teen Co-Star on “True Grit” Matt Damon chats about his mustache on the new Cohen brothers film “True Grit,” and calls co-star Hailee Steinfeld‘s acting skills “effortless and shocking.” Local 0:44 At least 5 shot along Connecticut Avenue in Dupont Circle 1:36 O.J. Simpson's cause of death revealed 2:36 Super dad makes Mario-themed obstacle course for son's birthday 2:03 Does Shakira still believe in love following Gerard Piqué split? 1:59 Ellen DeGeneres jokes about being ‘kicked out of show business'